Wamontree, P., Kanchanakhan, N. and Eungpinichpong, W. (2017) “Effects of Traditional Thai Self-Massage Using a Massage Stick versus Ibuprofen on Upper Back Pain Associated with Myofascial Trigger Points: a Pilot Study”, Journal of Health Research, 29(6), pp. 403–408. available at: https://he01.tci-thaijo.org/index.php/jhealthres/article/view/97208 (accessed: 15 September 2026).